#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
int Add(int x, int y)
{
	int z = x + y;
	return z;
}
int main()
{
	int x = 0;
	int y = 0;
	scanf("%d%d", &x, &y);
	int sum = Add(x, y);
	printf("sum=%d", sum);
	return 0;
}